Home / 578,496.02-867,411.79-308,291.48

Finding the Fourth Proportional to 578,496.02, 867,411.79 and 308,291.48

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Solution

The fourth proportional to 578,496.02, 867,411.79 and 308,291.48 is: 462,260.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,496.02 : 867,411.79 = 308,291.48 : x
  2. Step 2: Convert to fraction form
    578,496.02/867,411.79 = 308,291.48/x
  3. Step 3: Cross multiply
    578,496.02x = 867,411.79 × 308,291.48
  4. Step 4: Simplify right side
    578,496.02x = 267,415,664,508.55
  5. Step 5: Solve for x
    x = 267,415,664,508.55/578,496.02
  6. Step 6: Final answer
    x = 462,260.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.